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Size: 1.23 KB
Versions: 13
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Stored size: 1.23 KB
Contents
#encoding: UTF-8
module Termit
class UserInputParser
include CanOutput
delegate :display_error_info_and_quit, :display_help_and_quit, :display_version_and_quit, to: :output_manager
def initialize user_input
@user_input = user_input
quit_if_required
validate_user_input
rescue ArgumentError
display_error_info_and_quit
end
def options
parse_input
end
private
def parse_input
{
talk: extract_flag('t'),
source_lang: @user_input.shift.to_sym,
target_lang: @user_input.shift.to_sym,
text: @user_input.join(' ').gsub('.', ',')
}
end
def extract_flag(symbol)
flag_index = @user_input.index("-#{symbol}")
flag_index ? !!@user_input.delete_at(flag_index) : false
end
def validate_user_input
raise ArgumentError unless @user_input.is_a? Array
raise ArgumentError unless @user_input.length > 1
@user_input.first(2).each do |language_code|
raise ArgumentError unless (2..7).cover? language_code.length
end
end
def quit_if_required
display_help_and_quit if @user_input.index("-h") || @user_input.empty?
display_version_and_quit if @user_input.index("-v")
end
end
end
Version data entries
13 entries across 13 versions & 1 rubygems